.layui-footer {
 text-align: center;
 font-size: 12px;
}
.layui-icon-app {
 margin-left: 15px;
 margin-right: 5px;
}
.iconfont {
 margin-right: 5px;
}
.layui-body {
 overflow: hidden;
}
iframe {
 width: 100%;
 height: 100%;
}